Rivers are ____(1) ____ of the world’s most important natural resources. Many cities are on large rivers, and almost every country has at least one river that ___(2)___ an important part in the lives of its people.
Besides transportation, rivers ___(3)___ food, water for crops, water to drink, and opportunities for recreation for people who live along their bank. And in order to get water for crops, engineers sometimes build a dam (đập, đê) across a river and let the water become a lake ____(4)____ the dam. Then people can use their water not only to irrigate (tưới) fields but also to make electricity for homes and industries.
____(5)___, the water often becomes polluted when cities on river banks grow in size and the number of industries increases. We are learning that it is necessary to ____(6)_____ rivers clean if we want to enjoy the benefits of the natural resources.
1. A. one B. ones C. among D. those
2. A. takes B. makes C. occupies D. plays
3. A. supply B. provide C. distribute D. bring
4. A. behind B. on C. below D. under
5. A. Moreover B.Therefore C.Thus D. However
6. A. keep B. get C. hold D. maintain
b) Answer the questions
1. What do the rivers provide?
____________________________________________
2. How do the engineer do to get water for crops?
________________________________________________________
1. A. one B. ones C. among D. those
2. A. takes B. makes C. occupies D. plays
3. A. supply B. provide C. distribute D. bring
4. A. behind B. on C. below D. under
5. A. Moreover B.Therefore C.Thus D. However
6. A. keep B. get C. hold D. maintain
b) Answer the questions
1. What do the rivers provide?
Besides transportation, rivers ___provide___ food, water for crops, water to drink, and opportunities for recreation for people who live along their bank.
2. How do the engineer do to get water for crops?
____ And in order to get water for crops, engineers sometimes build a dam (đập, đê) across a river and let the water become a lake ____behind___ the dam. ______
Rivers are ____(1) ____ of the world’s most important natural resources. Many cities are on large rivers, and almost every country has at least one river that ___(2)___ an important part in the lives of its people.
Besides transportation, rivers ___(3)___ food, water for crops, water to drink, and opportunities for recreation for people who live along their bank. And in order to get water for crops, engineers sometimes build a dam (đập, đê) across a river and let the water become a lake ____(4)____ the dam. Then people can use their water not only to irrigate (tưới) fields but also to make electricity for homes and industries.
____(5)___, the water often becomes polluted when cities on river banks grow in size and the number of industries increases. We are learning that it is necessary to ____(6)_____ rivers clean if we want to enjoy the benefits of the natural resources.
1. A. one B. ones C. among D. those
2. A. takes B. makes C. occupies D. plays
3. A. supply B. provide C. distribute D. bring
4. A. behind B. on C. below D. under
5. A. Moreover B.Therefore C.Thus D. However
6. A. keep B. get C. hold D. maintain
b) Answer the questions
1. What do the rivers provide?
the rivers provide food, water
2. How do the engineer do to get water for crops?
the engineer build a dam across a river and let the water become a lake behind the dam.
